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2122110132 = 223176842511
BaseRepresentation
bin111111001111100…
…1101010010110100
312110220010100211120
41332133031102310
513321230011012
6550324103540
7103405432002
oct17637152264
95426110746
102122110132
1199996a82a
124b2834bb0
1327a85c88c
14161ba3a72
15c648358c
hex7e7cd4b4

2122110132 has 12 divisors (see below), whose sum is σ = 4951590336. Its totient is φ = 707370040.

The previous prime is 2122110131. The next prime is 2122110143. The reversal of 2122110132 is 2310112212.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122110131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88421244 + ... + 88421267.

It is an arithmetic number, because the mean of its divisors is an integer number (412632528).

Almost surely, 22122110132 is an apocalyptic number.

It is an amenable number.

2122110132 is an abundant number, since it is smaller than the sum of its proper divisors (2829480204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2122110132 is a wasteful number, since it uses less digits than its factorization.

2122110132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176842518 (or 176842516 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2122110132 is about 46066.3666029784. The cubic root of 2122110132 is about 1285.0577337331.

Adding to 2122110132 its reverse (2310112212), we get a palindrome (4432222344).

The spelling of 2122110132 in words is "two billion, one hundred twenty-two million, one hundred ten thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 176842511 353685022 530527533 707370044 1061055066 2122110132